package aop;

import org.apache.log4j.Logger;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint;

import java.util.Arrays;
@Aspect
public class AroundLogger {
    private static final Logger logger = Logger.getLogger(AroundLogger.class);
    @Around("execution(* service.UserService.*(..))")
    public Object aroundLogger(JoinPoint jp) throws Throwable{
        logger.info("调用" + jp.getTarget() + "的" + jp.getSignature() + "方法。方法入参:" + Arrays.toString(jp.getArgs()));
        try {
            Object result = jp;//执行目标方法并获得其返回值
            logger.info("调用" + jp.getTarget() + "的" + jp.getSignature().getName() + "方法。方法返回值:" + result);
            return result;
        }catch (Throwable e){
            logger.error(jp.getSignature().getName() + "方法异常: " + e);
            throw e;
        }finally {
            logger.info(jp.getSignature().getName() + "方法结束执行");
        }
    }
}
